Patents by Inventor Jeffery ZHANG

Jeffery ZHANG has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Carbon-doped silicon dioxide glass and methods of manufacturing thereof
    Patent number: 11919805
    Abstract: A silica-based substrate includes a glass phase and a dispersed phase having carbon, such that the silica-based substrate has a thickness of at least 10 gm. Also disclosed is a method of forming a silica-based substrate, the method including contacting a porous silica soot preform with an organic solution having at least one hydrocarbon precursor to form a doped silica soot preform and heating the doped silica soot preform in an inert atmosphere to form the silica-based substrate.
    Type: Grant
    Filed: May 31, 2019
    Date of Patent: March 5, 2024
    Assignee: CORNING INCORPORATED
    Inventors: Yunfeng Gu, Nicolas LeBlond, Ming-Jun Li, Jeffery Scott Stone, Haitao Zhang
  • AGITATOR FOR A SURFACE TREATMENT APPARATUS AND A SURFACE TREATMENT APPARATUS HAVING THE SAME
    Publication number: 20220354323
    Abstract: An agitator for a vacuum cleaner includes an agitator body and a resiliently deformable flap. The resiliently deformable flap includes a front face, a rear face, and one or more protrusions extending outwardly from the front face. An agitator for a vacuum cleaner includes an agitator body and a bristle strip and/or a plurality of tufts arranged in one or more rows along the agitator body. The bristle strip and/or a plurality of tufts includes a first bristle group including a plurality of nylon bristles and at least a second bristle group including a plurality of para-aramid bristles.
    Type: Application
    Filed: July 20, 2022
    Publication date: November 10, 2022
    Inventors: Devan SCHAPPLER, Max P. LACOMA, Xavier F. CULLERE, Daniel R. DER MARDEROSIAN, Charles S. BRUNNER, Jeffery ZHANG